Many users have to convert high-definition videos to their standard counterparts for compatibility with older devices. In such cases, it can be very useful to have a software capable of performing this task without sacrificing the original quality. We recommend Aiseesoft HD Converter, a software designed especially for Mac OS based computers. Its important features are the long list of supported formats and the ability to edit videos.

We must note its ability to edit and adjust videos. We will start by naming the 'Trim' function, to select segments, converting them to supported formats; the 'Crop' option, to remove unwanted black-edges or screen areas. The 'Merge' function, used to join several clips in a single movie. There are other functions, but we have detailed only the most-used tools at our discretion. Other important features are its ability to adjust the output image by brightness, contrast and color-balance parameters. In summary, using these options it is possible to modify any aspect of a video, so that it is perfectly adapted to the device where it is desired to be played.

Finally, regarding to Aiseesoft HD Converter description, we must emphasize that it's a product designed for Mac OS, with an user interface that blends to the typical Mac layout. In addition, it supports a large list of video and audio formats in both HD and SD. Another important feature are its output editing and tuning options and concluding with our review, we should note that it consumes a moderate amount of system resources, which allows users to work with other applications while the background conversion is performed.